<template>
  <div style="padding: 10px">
    <!--    功能区域-->
    <div style="margin: 10px 0">
      <el-button type="primary" @click="add">新增</el-button>
    </div>

    <!--    搜索区域-->
    <div style="margin: 10px 0">
      <el-input v-model="search" placeholder="请输入关键字" style="width: 20%" clearable></el-input>
      <el-button type="primary" style="margin-left: 5px" @click="searchFor">查询</el-button>
      <el-button type="warning" style="margin-left: 5px" @click="revert">重置</el-button>
    </div>

    <el-table
        v-loading="loading"
        :data="tableData"
        border
        stripe
        style="width: 100%">
      <el-table-column
          prop="id"
          label="ID"
          sortable
          width="80"
      >
      </el-table-column>
      <el-table-column
          prop="name"
          label="名称">
      </el-table-column>
      <el-table-column
          prop="path"
          label="路径">
      </el-table-column>
      <el-table-column
          prop="comment"
          label="备注">
      </el-table-column>
      <el-table-column
          prop="icon"
          label="图标">
      </el-table-column>
      <el-table-column label="操作">
        <template #default="scope">
          <el-button size="mini" @click="handleEdit(scope.row)">编辑</el-button>
          <el-popconfirm title="确定删除吗？" @confirm="handleDelete(scope.row.id)">
            <template #reference>
              <el-button size="mini" type="danger">删除</el-button>
            </template>
          </el-popconfirm>
        </template>
      </el-table-column>
    </el-table>

    <div style="margin: 10px 0">
      <el-pagination
          @size-change="handleSizeChange"
          @current-change="handleCurrentChange"
          :current-page="currentPage"
          :page-sizes="[5, 10, 20]"
          :page-size="pageSize"
          layout="total, sizes, prev, pager, next, jumper"
          :total="total">
      </el-pagination>
    </div>

    <el-dialog title="编辑权限" v-model="dialogVisibleEdit" width="30%">
      <el-form :model="form" label-width="120px" :rules="rulesEdit">
        <el-form-item label="名称" prop="name">
          <el-input v-model="form.name" style="width: 80%" @click="notClick" disabled></el-input>
        </el-form-item>
        <el-form-item label="路径" prop="path">
          <el-input v-model="form.path" style="width: 80%" @click="notClick" disabled></el-input>
        </el-form-item>
        <el-form-item label="备注" prop="comment">
          <el-input v-model="form.comment" style="width: 80%"></el-input>
        </el-form-item>
        <el-form-item label="图标" prop="icon">
          <el-input v-model="form.icon" style="width: 80%"></el-input>
        </el-form-item>
      </el-form>
      <template #footer>
          <span class="dialog-footer">
            <el-button @click="dialogVisibleEdit = false">取 消</el-button>
            <el-button type="primary" @click="save">确 定</el-button>
          </span>
      </template>
    </el-dialog>

    <el-dialog title="新增权限" v-model="dialogVisibleAdd" width="30%">
      <el-form :model="form" label-width="120px" :rules="rulesAdd">
        <el-form-item label="名称" prop="name">
          <el-input v-model="form.name" style="width: 80%"></el-input>
        </el-form-item>
        <el-form-item label="路径" prop="path">
          <el-input v-model="form.path" style="width: 80%"></el-input>
        </el-form-item>
        <el-form-item label="备注" prop="comment">
          <el-input v-model="form.comment" style="width: 80%"></el-input>
        </el-form-item>
        <el-form-item label="图标" prop="icon">
          <el-input v-model="form.icon" style="width: 80%"></el-input>
        </el-form-item>
      </el-form>
      <template #footer>
          <span class="dialog-footer">
            <el-button @click="dialogVisibleAdd = false">取 消</el-button>
            <el-button type="primary" @click="save">确 定</el-button>
          </span>
      </template>
    </el-dialog>

  </div>
</template>

<script>

import request from "@/utils/request";

export default {
  name: 'Permission',
  components: {},
  data() {
    return {
      loading: true,
      form: {},
      dialogVisibleEdit: false,
      dialogVisibleAdd: false,
      search: '',
      currentPage: 1,
      pageSize: 10,
      total: 0,
      tableData: [],
      rulesEdit: {
        comment: [
          {required: false, max: 20, message: '备注过长', trigger: 'blur'},
        ],
        icon: [
          {required: true, message: '必选项', trigger: 'blur'},
          { min: 7, message: "格式不合规", trigger: "blur" }
        ]
      },
      rulesAdd: {
        name: [
          {required: true, message: '名称未填写', trigger: 'blur'},
        ],
        path: [
          {required: true, message: '路径未填写', trigger: 'blur'},
        ],
        comment: [
          {required: false, max: 20, message: '备注过长', trigger: 'blur'},
        ],
        icon: [
          {required: true, message: '必选项', trigger: 'blur'},
          { min: 7, message: "格式不合规", trigger: "blur" }
        ]
      },
    }
  },
  created() {
    this.revert()
  },
  methods: {
    load() {
      this.loading = true
      request.get("/permission", {
        params: {
          pageNum: this.currentPage,
          pageSize: this.pageSize,
          search: this.search
        }
      }).then(res => {
        this.loading = false
        this.tableData = res.data.records
        this.total = res.data.total
      })
    },
    add() {
      this.dialogVisibleAdd = true
      this.form = {}
    },
    save() {

      if (this.form.id) {  // 更新
        request.put("/permission", this.form).then(res => {
          console.log(res)
          if (res.code === '0') {
            this.$message({
              type: "success",
              message: "更新成功"
            })
          } else {
            this.$message({
              type: "error",
              message: res.msg
            })
          }
          this.revert() // 刷新表格的数据
          this.dialogVisible = false  // 关闭弹窗
        })
      } else {  // 新增
        let userStr = sessionStorage.getItem("user") || "{}"
        let user = JSON.parse(userStr)
        this.form.author = user.nickName

        request.post("/permission", this.form).then(res => {
          console.log(res)
          if (res.code === '0') {
            this.$message({
              type: "success",
              message: "新增成功"
            })
          } else {
            this.$message({
              type: "error",
              message: res.msg
            })
          }

          this.revert() // 刷新表格的数据
          this.dialogVisible = false  // 关闭弹窗
        })
      }

    },
    handleEdit(row) {
      this.form = JSON.parse(JSON.stringify(row))
      this.dialogVisibleEdit = true
    },
    handleDelete(id) {
      console.log(id)
      request.delete("/permission/" + id).then(res => {
        if (res.code === '0') {
          this.$message({
            type: "success",
            message: "删除成功"
          })
        } else {
          this.$message({
            type: "error",
            message: res.msg
          })
        }
        this.revert()  // 删除之后重新加载表格的数据
      })
    },
    handleSizeChange(pageSize) {   // 改变当前每页的个数触发
      this.pageSize = pageSize
      this.revert()
    },
    handleCurrentChange(pageNum) {  // 改变当前页码触发
      this.currentPage = pageNum
      this.revert()
    },
    notClick() {
      this.$message.error("禁止修改!")
    },
    searchFor() {
      if (this.search === ""){
        this.$message.error("请输入需要查询的内容！")
        return
      }
      this.load()
    },
    revert() {
      this.search = ""
      this.load()
    },
  }
}
</script>
